Judgment of the Court (First Chamber) of 12 November 2020.#„Bulstrad Vienna Insurance Group“ АD v Olympic Insurance Company Ltd.#Request for a preliminary ruling from the Sofiyski rayonen sad.#Reference for a preliminary ruling – Directive 2009/138/EC – Article 274 – Law applicable to winding-up proceedings with regard to insurance undertakings – Withdrawal of the authorisation of an insurance company – Appointment of a provisional liquidator – Concept of ‘decision to open winding-up proceedings with regard to an insurance undertaking’ – Absence of a court decision to open winding-up proceedings in the home Member State – Stay of court proceedings with regard to the insurance undertaking concerned in Member States other than its home Member State.#Case C-427/19.